Swordfish 31190 Roll Slotted Spring Pin Assortment, 120 Piece Heat treated spring steel construction 10 diameters: 1/16, 5/64, 3/32, 1/8, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8 11 lengths: 3/16, 1/4, 5/16, 1/2, 5/8, 3/4, 1, 1-1/4, 1-1/2, 1-3/4, 2 Organized in a pp storage case with chart inside lid for easy identifying